Engineering Flight Test - AH-1G Helicopter with Model 212 Tail Rotor. Part II. Performance and Handling Qualities

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Total Pages : 121 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test - AH-1G Helicopter with Model 212 Tail Rotor. Part II. Performance and Handling Qualities by : John I. Nagata

Download or read book Engineering Flight Test - AH-1G Helicopter with Model 212 Tail Rotor. Part II. Performance and Handling Qualities written by John I. Nagata and published by . This book was released on 1973 with total page 121 pages. Available in PDF, EPUB and Kindle. Book excerpt: The United States Army Aviation Systems Test Activity conducted a limited performance and handling qualities evaluation of the AH-1G helicopter with a Bell Helicopter Company commercial Model 212 tail rotor installed. This installation included changes to the pitch links and pitch control tube to accommodate the Model 212 tail rotor; however, the remaining components of the tail rotor drive system were standard AH-1G items. The evaluation was performed during the period 29 May to 7 August 1973 at Edwards Air Force Base, Bakersfield, and Bishop, California. (Modified author abstract).

Engineering Flight Test: AH-1G Helicopter with Model 212 Tail Rotor

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (298 download)

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Book Synopsis Engineering Flight Test: AH-1G Helicopter with Model 212 Tail Rotor by : John I. Nagata

Download or read book Engineering Flight Test: AH-1G Helicopter with Model 212 Tail Rotor written by John I. Nagata and published by . This book was released on 1973 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Engineering Flight Test: AH-1G Helicopter with Model 212 Tail Rotor

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (174 download)

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Book Synopsis Engineering Flight Test: AH-1G Helicopter with Model 212 Tail Rotor by : Gary L. Skinner

Download or read book Engineering Flight Test: AH-1G Helicopter with Model 212 Tail Rotor written by Gary L. Skinner and published by . This book was released on 1973 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Engineering Flight Test - AH-1G Helicopter with Model 212 Tail Rotor. Part I. Load Survey

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ISBN 13 :
Total Pages : 128 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test - AH-1G Helicopter with Model 212 Tail Rotor. Part I. Load Survey by : Leslie J. Hepler

Download or read book Engineering Flight Test - AH-1G Helicopter with Model 212 Tail Rotor. Part I. Load Survey written by Leslie J. Hepler and published by . This book was released on 1973 with total page 128 pages. Available in PDF, EPUB and Kindle. Book excerpt: The United States Army Aviation Systems Test Activity conducted a limited tail boom flight load survey of the AH-1G helicopter equipped with a Model 212 tail rotor. Tests were performed to obtain base-line tail boom load data with a tractor tail rotor installation, then repeated with the Model 212 tail rotor installed on the same helicopter. This installation included changes to the pitch links and pitch control tube to accommodate the Model 212 tail rotor; however, the remaining components of the tail rotor drive system were standard AH-1G items. (Modified author abstract).

Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D (Airworthiness and Flight Characteristics). Part 2. Performance

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ISBN 13 :
Total Pages : 220 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D (Airworthiness and Flight Characteristics). Part 2. Performance by : Rodger L. Finnestead

Download or read book Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D (Airworthiness and Flight Characteristics). Part 2. Performance written by Rodger L. Finnestead and published by . This book was released on 1970 with total page 220 pages. Available in PDF, EPUB and Kindle. Book excerpt: Within the scope of this test, the AH-1G helicopter is suitable for the armed helicopter mission provided the insufficient directional control power and inadequate tail rotor drive system torque limitations are corrected. A directional control margin of 10 percent while hovering is the minimum acceptable for normal operation. Installation of the engine inlet screens and the engine particle separator decrease the performance capability of the AH-1G when maximum power available is the limiting parameter. The level-flight performance capabilities of the AH-1G vary with longitudinal cg location and improve as the cg moves aft. The degradation of hover performance capability when hovering in adverse crosswind is significant. The excellent climb performance, particularly from SL to 10,000 feet, enhances the capability of the AH-1G for the attack helicopter mission.

Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D. Part 1. Handling Qualities

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ISBN 13 :
Total Pages : 427 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D. Part 1. Handling Qualities by : Rodger L. Finnestead

Download or read book Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D. Part 1. Handling Qualities written by Rodger L. Finnestead and published by . This book was released on 1970 with total page 427 pages. Available in PDF, EPUB and Kindle. Book excerpt: The AH-1G helicopter manufactured by Bell Helicopter Company (BHC) was designed specifically to meet the US Army requirements for an armed helicopter. Tandem seating is provided for a two-man crew. The main rotor system is a two-bladed, semi-rigid, 'door hinge' type with the stabilizer bar removed. The engine is derated to 1100 shp due to the maximum torque limit of the main transmission. Distinctive features of the AH-1G are: the narrow fuselage (36 inches), the stub midwing with four external store stations, the integral chin turret. The flight control system is of the mechanical, hydraulically boosted, irreversible type with conventional helicopter controls in the aft cockpit (pilot station). The controls in the forward cockpit (copilot/gunner station) consist of conventional antitorque pedals and sidearm collective and cyclic controls. An electrically operated force trim system is connected to the cyclic and directional controls to induce artificial feel and to provide positive control centering.

Scientific and Technical Aerospace Reports

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ISBN 13 :
Total Pages : 956 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis Scientific and Technical Aerospace Reports by :

Download or read book Scientific and Technical Aerospace Reports written by and published by . This book was released on 1988 with total page 956 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D. Airworthiness and Flight Characteristics. Part 2. Performance, Addendum

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ISBN 13 :
Total Pages : 99 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D. Airworthiness and Flight Characteristics. Part 2. Performance, Addendum by : Rodger L. Finnestead

Download or read book Engineering Flight Test AH-1G Helicopter (Hueycobra). Phase D. Airworthiness and Flight Characteristics. Part 2. Performance, Addendum written by Rodger L. Finnestead and published by . This book was released on 1971 with total page 99 pages. Available in PDF, EPUB and Kindle. Book excerpt: This addendum to the performance report presents the results of turning performance, in-ground-effect (IGE) level acceleration and deceleration performance and dive recovery tests. These three tests were conducted to validate portions of the AH-1G operator's manual (TM 55-1520-221-10) and enhance the knowledte of interested government agencies as to the limitations and capabilities of the AH-1G helicopter. Three major limitations were encountered during testing that restricted the pilot from achieving maximum performance: level acceleration and deceleration performance IGE is limited by extreme pitch attitudes; level deceleration performance is limited by the pilot's ability to maintain rotor speed below the maximum limit (339 rpm); the cyclic control feedback limits aircraft turning and dive recovery performance at heavy gross weight and/or when high load factors are encountered. (Author).

Engineering Flight Test. AH-1G Helicopter, Hueycobra, Phase B

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ISBN 13 :
Total Pages : 70 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test. AH-1G Helicopter, Hueycobra, Phase B by : Rodger L. Finnestead

Download or read book Engineering Flight Test. AH-1G Helicopter, Hueycobra, Phase B written by Rodger L. Finnestead and published by . This book was released on 1969 with total page 70 pages. Available in PDF, EPUB and Kindle. Book excerpt: The AH-1G helicopter Phase B, Part 6 test program was conducted at Shafter, California, and Edwards Air Force Base, California. The program was conducted to determine level flight performance, autorotational performance, engine characteristics, armed helicopter mission capability and to evaluate the in-ground-effect (IGE) handling qualities with the canopy doors removed.

Engineering Flight Test: AH-1G Helicopter (Hueycobra)

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (174 download)

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Book Synopsis Engineering Flight Test: AH-1G Helicopter (Hueycobra) by : Rodger L. Finnestead

Download or read book Engineering Flight Test: AH-1G Helicopter (Hueycobra) written by Rodger L. Finnestead and published by . This book was released on 1969 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Performance and Handling Qualities Evaluation: AH-1G Helicopter with Low Reflective Infrared/optical Paint

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ISBN 13 :
Total Pages : 53 pages
Book Rating : 4.:/5 (172 download)

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Book Synopsis Performance and Handling Qualities Evaluation: AH-1G Helicopter with Low Reflective Infrared/optical Paint by : Albert L. Winn

Download or read book Performance and Handling Qualities Evaluation: AH-1G Helicopter with Low Reflective Infrared/optical Paint written by Albert L. Winn and published by . This book was released on 1975 with total page 53 pages. Available in PDF, EPUB and Kindle. Book excerpt: The performance and handling qualities of an AH-1G helicopter were evaluated in the basic paint configuration, with the fuselage and main and tail rotors painted with a low reflective infrared (IR)/optical paint (FSN 8010-083-6588), and in a modified IR/optical paint configuration in which the tail rotor blades and the main rotor leading edge were stripped of the IR/optical paint. Flight tests were conducted by the United States Army Aviation Engineering Flight Activity at Edwards Air Force Base, California, between 27 November 1974 and 10 April 1975. Twenty-five flights were flown for a total of 24.7 productive flight hours. Performance testing was limited to hover, level flight, and autorotational descent. Handling qualities were qualitatively evaluated throughout the conduct of the test program. Additionally, maneuvering stability was quantitatively evaluated in the IR/optical paint configuration and compared with results from previous reports.

Tail Rotor Evaluation: AH-1G Helicopter with Model 212 Tail Rotor

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (174 download)

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Book Synopsis Tail Rotor Evaluation: AH-1G Helicopter with Model 212 Tail Rotor by : Gary L. Skinner

Download or read book Tail Rotor Evaluation: AH-1G Helicopter with Model 212 Tail Rotor written by Gary L. Skinner and published by . This book was released on 1973 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Engineering Flight Test: AH-1G Helicopter (Hueycobra)

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (174 download)

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Book Synopsis Engineering Flight Test: AH-1G Helicopter (Hueycobra) by : Rodger L. Finnestead

Download or read book Engineering Flight Test: AH-1G Helicopter (Hueycobra) written by Rodger L. Finnestead and published by . This book was released on 1971 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Preliminary Airworthiness Evaluation, AH-1G with the Airborne Target Acquisition Fire Control System and the HELLFIRE Modular Missile System Installed

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ISBN 13 :
Total Pages : 43 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Preliminary Airworthiness Evaluation, AH-1G with the Airborne Target Acquisition Fire Control System and the HELLFIRE Modular Missile System Installed by : Patrick J. Moe

Download or read book Preliminary Airworthiness Evaluation, AH-1G with the Airborne Target Acquisition Fire Control System and the HELLFIRE Modular Missile System Installed written by Patrick J. Moe and published by . This book was released on 1979 with total page 43 pages. Available in PDF, EPUB and Kindle. Book excerpt: The AH-1G helicopter with the HELLFIRE modular Missile System (HMMS) and the Airborne Target Acquisition Fire Control System (ATAFCS) is being used as a surrogate trainer for the YAH-64 helicopter. The United States Army Aviation Engineering Flight Activity was tasked to provide quantitative and qualitative data on the handling qualities of the helicopter, obtain limited level flight performance data, and obtain limited handling qualities of the helicopter with only the ATAFCS installed. The test helicopter was a production AH-1G helicopter (212 tail rotor) modified with an ATAFCS mockup and carrying eight HELLFIRE missiles. Six productive flight test hours were flown in six flights. No shortcomings or deficiencies attributable to HMMS and ATAFCS installation were found. The AH-1G helicopter, with HMMS and ATAFCS installed, exhibits an additional equivalent flat plate area of 4.0 ft2 compared to the standard AH-1Q helicopter. The handling qualities of the helicopter with only the ATAFCS installed are essentially the same as the production AH-1G helicopter. (Author).

Government Reports Index

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ISBN 13 :
Total Pages : 1074 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis Government Reports Index by :

Download or read book Government Reports Index written by and published by . This book was released on 1975 with total page 1074 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Engineering Flight Test of the AH-1G Helicopter Hueycobra. Phase B

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ISBN 13 :
Total Pages : 110 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test of the AH-1G Helicopter Hueycobra. Phase B by : John R. Melton

Download or read book Engineering Flight Test of the AH-1G Helicopter Hueycobra. Phase B written by John R. Melton and published by . This book was released on 1969 with total page 110 pages. Available in PDF, EPUB and Kindle. Book excerpt: Part 2 of the AH-1G helicopter Phase B test was conducted at Bell Helicopter Company, Fort Worth Texas, from 8 September to 26 September 1967 by the US Army Aviation Systems Test Activity, Edwards AFB, California. Part 2 comprised the Phase B testing of the basic configuration (XM-157 rocket launcher outboard on each wing). Earlier tests (Phase B, Part 1) were of the Scout (XM-157 outboard, XM-18 inboard each wing) and Hog (two XM-159 rocket launchers on each wing) configurations. The prototype aircraft for this test was similar to the one previously tested. This test emphasized stability and control testing in the basic configuration.

Engineering Flight Test AH-1G Helicopter (HUEYCOBRA). Maneuvering Limitations

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Total Pages : 102 pages
Book Rating : 4.:/5 (227 download)

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Book Synopsis Engineering Flight Test AH-1G Helicopter (HUEYCOBRA). Maneuvering Limitations by : Richard B Lewis (II.)

Download or read book Engineering Flight Test AH-1G Helicopter (HUEYCOBRA). Maneuvering Limitations written by Richard B Lewis (II.) and published by . This book was released on 1971 with total page 102 pages. Available in PDF, EPUB and Kindle. Book excerpt: The AH-1G helicopter maneuvering limitations flight test program was conducted. The purpose of the test program was to study in detail the characteristics of maneuvering flight and to identify any limitations required to improve flight safety. The program included investigation of steady-state turns, three types of return-to-target maneuvers, and simulated operational maneuvers. Repeated instances of untorquing of the tail rotor retention nut were encountered during flight and constituted a safety-of-flight deficiency. Four shortcomings were noted.